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Finding the Fourth Proportional to 59,307.92, 81,842.92 and 35,429.04

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Solution

The fourth proportional to 59,307.92, 81,842.92 and 35,429.04 is: 48,890.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,307.92 : 81,842.92 = 35,429.04 : x
  2. Step 2: Convert to fraction form
    59,307.92/81,842.92 = 35,429.04/x
  3. Step 3: Cross multiply
    59,307.92x = 81,842.92 × 35,429.04
  4. Step 4: Simplify right side
    59,307.92x = 2,899,616,086.40
  5. Step 5: Solve for x
    x = 2,899,616,086.40/59,307.92
  6. Step 6: Final answer
    x = 48,890.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.